442422514136441 has 2 divisors, whose sum is σ = 442422514136442. Its totient is φ = 442422514136440.

The previous prime is 442422514136387. The next prime is 442422514136507. The reversal of 442422514136441 is 144631415224244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 331036336915216 + 111386177221225 = 18194404^2 + 10553965^2 .

It is a cyclic number.

It is not a de Polignac number, because 442422514136441 - 2⁶ = 442422514136377 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (442422514133441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221211257068220 + 221211257068221.

It is an arithmetic number, because the mean of its divisors is an integer number (221211257068221).

Almost surely, 2^{442422514136441} is an apocalyptic number.

It is an amenable number.

442422514136441 is a deficient number, since it is larger than the sum of its proper divisors (1).

442422514136441 is an equidigital number, since it uses as much as digits as its factorization.

442422514136441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2949120, while the sum is 47.

The spelling of 442422514136441 in words is "four hundred forty-two trillion, four hundred twenty-two billion, five hundred fourteen million, one hundred thirty-six thousand, four hundred forty-one".